The QR500-PRO-B is a Wiegand-enabled QR code reader designed to streamline visitor access management for organizations using ACT365, ACTpro, and SiPass Integrated access control platforms. Providing a simple, touchless, and efficient access experience, the QR500-PRO-B allows visitors to present a QR code on their smartphone for immediate authentication. QR codes can be generated directly within the access control system and distributed electronically with defined validity periods, making the solution ideal for temporary visitors and appointment-based access.